Dec 13 – 15, 2021
US/Eastern timezone

Light Dark World 2021 

December 13 - 15, 2021

PITT PACC, University of Pittsburgh, USA

Zoom Connection:
Meeting ID: 913 9183 5001
Passcode: LDWPitt

Light Dark World 2021 is the sixth meeting of the Light Dark World International Forum. It will be held virtually on December 13-15, 2021, via Zoom and is hosted by the Pittsburgh Particle Physics, Astrophysics, and Cosmology Center (PITT PACC), at the University of Pittsburgh. 

Light Dark World 2021 will bring together global experts from experiment and theory to discuss recent advances and develop new opportunities to study new light particles beyond the Standard Model, including light gauge boson, light scalar, light dark matter, axion, axion-like particle, light sterile neutrinos and dark energy.

Previous Meetings of the Light Dark World Series are


Plenary Speakers:

  • Celine Boehm (Sydney U.)
  • Vedran Brdar (Fermilab and Northwestern U.)
  • Luigi Corona (INFN, Pisa)
  • David Curtin (Toronto U.)
  • Francis-Yan Cyr-Racine (New Mexico U.)
  • Gilly Elor (Mainz)
  • Akshay Ghalsasi (Pittsburgh U.)
  • Anne Green (Nottingham U.)
  • Yonit Hochberg (Hebrew U.)
  • Lam Hui (Columbia U.)
  • Sunghoon Jung (Seoul Natl. U.)
  • Doojin Kim (TAMU, College Station)
  • Harikrishnan Ramani (Stanford U.)
  • Sarah E. Shandera (Penn State)
  • Nhan Tran (Fermilab)



(Image courtesy of Light Pollution Atlas)


Organizing Committee

  • Brian Batell (University of Pittsburgh)
  • Akshay Ghalsasi (University of Pittsburgh)
  • Hye-Sung Lee (KAIST)